نتایج جستجو برای: endoscope

تعداد نتایج: 3466  

2016
M. İ. C. Dede O. W. Maaroof G. Ateş M. Berker İ. Işıkay

The aim of this study is to develop a teleoperation system which will be used to support the endoscopic pituitary surgery procedures. The proposed system aims to enable the surgeon to operate with three different operation tools (one of them is the endoscope) simultaneously. By this way, it is expected that the productivity of the surgical operation will be improved and the duration of the oper...

Journal: :Case reports in gastroenterology 2015
Tomohiko Mannami Genyo Ikeda Satoru Seno Hiroshi Sonobe Nobukiyo Fujiwara Minori Komoda Satoru Edahiro Yasuyuki Ohtawa Yoshimi Fujimoto Naohiro Sato Takeshi Kambara Toshihiko Waku

Capsule endoscope aspiration into the respiratory tract is a rare complication of capsule endoscopy. Despite the potential seriousness of this complication, no accepted methods exist to accurately predict and therefore prevent it. We describe the case of an 85-year-old male who presented for evaluation of iron deficiency anemia. He complained of dysphagia while ingesting a patency capsule, with...

2017
Melinda C. Rogers Andrew Gawron David Grande Rajesh N. Keswani

BACKGROUND AND STUDY AIMS  Incomplete colonoscopy may occur as a result of colon angulation (adhesions or diverticulosis), endoscope looping, or both. Specialty endoscopes/devices have been shown to successfully complete prior incomplete colonoscopies, but may not be widely available. Radiographic or other image-based evaluations have been shown to be effective but may miss small or flat lesion...

2007
Kathrin Tingelhoff Ingo Wagner Klaus Eichhorn Markus Rilk Ralf Westphal Friedrich M. Wahl Friedrich Bootz

The main disadvantage of conventional functional endoscopic sinus surgery (FESS) for the surgeon is the restriction to one hand for manipulation while the other hand is holding the endoscope. In our project we develop an automatic anticipating robot assisted endoscope guidance during FESS. The robot guidance will be realized by a multisensor system which includes tactile control. The objective ...

Journal: :The Laryngoscope 2016
Jason Y K Chan Iris Leung David Navarro-Alarcon Weiyang Lin Peng Li Dennis L Y Lee Yun-hui Liu Michael C F Tong

OBJECTIVES/HYPOTHESIS To evaluate the feasibility of a unique prototype foot-controlled robotic-enabled endoscope holder (FREE) in functional endoscopic sinus surgery. STUDY DESIGN Cadaveric study. METHODS Using human cadavers, we investigated the feasibility, advantages, and disadvantages of the robotic endoscope holder in performing endoscopic sinus surgery with two hands in five cadaver ...

2017
Myungjoon Kim Chiwon Lee Nhayoung Hong Yoon Jae Kim Sungwan Kim

BACKGROUND Although robotic laparoscopic surgery has various benefits when compared with conventional open surgery and minimally invasive surgery, it also has issues to overcome and one of the issues is the discontinuous surgical flow that occurs whenever control is swapped between the endoscope system and the operating robot arm system. This can lead to problems such as collision between surgi...

Journal: :Optics express 2015
Ruo Yu Gu Reza Nasiri Mahalati Joseph M Kahn

Multi-mode fiber (MMF) endoscopes are extremely thin and have higher spatial resolution than conventional endoscopes; however, all current MMF endoscope designs require either that the MMF remain rigid during insertion and imaging or that the orientation of the MMF be known. This limits their possible medical applications. We describe an MMF endoscope design that allows the MMF to be arbitraril...

Journal: :Turkish neurosurgery 2015
Burak Cabuk Savas Ceylan Ihsan Anik Mehtap Tugasaygi Selcuk Kizir

AIM To determine the feasibility, advantages, and disadvantages of using a robot for holding and maneuvering the endoscope in transnasal transsphenoidal surgery. MATERIAL AND METHODS The system used in this study was a Stewart Platform based robotic system that was developed by Kocaeli University Department of Mechatronics Engineering for positioning and holding of endoscope. After the first ...

2016
Aftab Ahmed Shamsheer Alam Shahab Farkhund Hashmi Syed Abrar Hasan

Objective: To assess the operative time, post operative pain, graft uptake and audiological gain in the group of the patients undergoing the endoscope assisted and the microscope assisted myringoplasty. Setting: Tertiary referral hospital. Subjects: The study was prospective in nature and comprised of 100 patients suffering from the chronic otitis media inactive mucosal disease. Patients attend...

Journal: :Gastroenterology & Hepatology: Open Access 2020

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